﻿<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport"
          content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
</head>
<style>
    body{
        background: url("images/welcome.jpg");
        background-size: 110%  auto ;
        position: relative;
        overflow: hidden;
    }
    .hello{
        height: 80vh;
        display: flex;
        justify-content: center;
        align-items: center;
    }
    .hello>span {
        font-size: 60px;
        color: #e98416;
    }
</style>
<body>
    <div class="hello">
        <span>欢迎回家</span>
    </div>
</body>
</html>